72145207488

Names of 72145207488

• Cardinal: 72145207488 can be written as Seventy-two billion, one hundred forty-five million, two hundred seven thousand, four hundred eighty-eight.

Scientific notation

• Scientific notation: 7.2145207488 × 10¹⁰

Factors of 72145207488

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 71239

Divisors of 72145207488

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 192 5737 11474 17211 22948 34422 45896 65497 68844 91792 130994 137688 183584 196491 261988 275376 367168 392982 523976 550752 785964 1047952 1101504 1571928 2095904 3143856 4191808 6287712 12575424 375756289 751512578 1127268867 1503025156 2254537734 3006050312 4509075468 6012100624 9018150936 12024201248 18036301872 24048402496 36072603744 72145207488
• Sum of all divisors σ(n): 190920382192
• Sum of proper divisors (its aliquot sum) s(n): 118775174704
• 72145207488 is an abundant number, because the sum of its proper divisors (118775174704) is greater than itself. Its abundance is 46629967216

Bases of 72145207488

• Binary: 1000011001100001100001000000011000000₂
• Hexadecimal: 0x10CC3080C0
• Base-36: X55E6DC

Squares and roots of 72145207488

• 72145207488 squared (72145207488²) is 5204930963486571270144
• 72145207488 cubed (72145207488³) is 375510824321454436186238579638272
• The square root of 72145207488 is 268598.5991921775
• The cube root of 72145207488 is 4162.9624694647

Scales and comparisons

• 72,145,207,488 seconds is equal to 2,293 years, 51 weeks, 4 days, 23 hours, 24 minutes, 48 seconds.
• To count from 1 to 72,145,207,488 would take you about four thousand, five hundred eighty-seven years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 72145207488 cubic inches would be around 346.9 feet tall.

Recreational maths with 72145207488

• 72145207488 backwards is 88470254127
• 72145207488 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72145207488's digits is 48
• More coming soon!